Rimuru Sword Guide Sailor Piece

PC
Paquito Jr Conde
Apr 12, 2026
Rimuru Sword Guide Sailor Piece

The Rimuru Sword in Sailor Piece is one of the strongest late-game weapons, offering powerful skills, scaling damage, and advanced progression upgrades.

Overview

The Rimuru Sword Sailor Piece guide focuses on unlocking the weapon, defeating the Rimuru Boss, and collecting rare materials from Slime Island. This weapon is designed for players who want consistent damage output and strong boss-clearing ability. The progression includes crafting requirements, special skill unlock conditions, and Blessing upgrades that increase combat efficiency. Farming preparation and boss repetition are required to complete the full upgrade path. Players who follow an organized farming route can unlock the sword faster and maximize its full potential in both raids and grinding sessions.

How to Unlock Rimuru Sword in Sailor Piece

To unlock the Rimuru Sword Sailor Piece, you must travel to Slime Island and locate the Rimuru NPC vendor. Before purchasing the weapon, you must obtain the Demon Lord title, which drops from the Rimuru Boss after successful defeat. This requirement ensures that only prepared players with enough combat strength can access the weapon. The process involves repeated boss farming, material collection, and resource management. Players should prepare high-damage builds and healing items before starting the unlock process.

Rimuru Sword Cost and Required Materials

Requirement Amount
Money 30,000,000
Gems 20,000
Slime Core 1
Slime Remnants 3
Tempest Seals 6
Sage Pulses 9

These materials are considered high-tier crafting resources, and most of them require boss farming or elite enemy drops. Players should prioritize collecting currency first, then focus on rare boss drops. Efficient farming routes reduce the total grind time significantly. Strong area-of-effect attacks help clear mobs faster and increase drop efficiency.

How to Summon the Rimuru Boss

To fight the Rimuru Boss, you must craft a Slime Key using Slime Shards at the Slime Key Crafter NPC. Slime Shards are dropped by Slime Warriors on Slime Island. Farming these enemies repeatedly is the fastest way to collect keys and start boss encounters. Players who maintain a steady supply of keys can complete weapon requirements faster and reduce downtime between fights.

Unlocking the Rimuru Sword F Move Ability

The Rimuru Sword F Move Sailor Piece is a powerful special ability that provides a 30% Damage Boost when activated. This skill significantly increases boss damage output and improves farming speed. Unlocking this ability requires completing a series of combat challenges assigned by the Rimuru Master NPC. These tasks are designed to test endurance, consistency, and combat readiness.

Quest Step Requirement
Quest 1 Defeat the Rimuru Boss 15 times (Hard or Extreme mode)
Quest 2 Have the Slime Race equipped
Quest 3 Defeat 10,000 NPCs

Completing these objectives unlocks the full combat potential of the weapon. Players should focus on consistent grinding sessions rather than short farming bursts. Tracking progress helps maintain efficiency and ensures steady progression toward the final skill unlock.

Rimuru Sword Blessing Levels B1 to B10

Blessing upgrades provide permanent stat boosts that increase overall combat performance. These upgrades are performed at Shibuya Station through a special NPC located near the portal entrance. Each level adds cumulative bonuses that improve damage output and critical strike performance. Players who invest in Blessing upgrades gain a noticeable advantage during boss fights and raid events.

Maximum Blessing Bonuses

  • Damage: +25%
  • Critical Chance: +5%
  • Critical Damage: +8%

Blessing Material Requirements

Level Materials Required
B1 - B2 Wood (60), Iron (10)
B3 - B4 Wood (125), Iron (55), Obsidian (30), Mythril (2)
B5 - B6 Wood (225), Iron (115), Obsidian (60), Mythril (25), Adamantite (3)
B7 - B8 Wood (325), Iron (170), Obsidian (115), Mythril (65), Adamantite (12)
B9 - B10 Wood (450), Iron (225), Obsidian (160), Mythril (75), Adamantite (25)

Best Farming Strategy for Rimuru Sword Materials

The best farming strategy for Rimuru Sword Sailor Piece focuses on targeting high-value enemies with efficient respawn cycles. Players should rotate between farming zones instead of staying in one location for long periods. This method improves drop rates and reduces farming fatigue. Using high mobility builds allows faster movement between spawn areas. Players who manage inventory and resources carefully can complete upgrades faster and maintain steady progression.

Fastest Locations to Farm Rare Materials

  • Adamantite: Farm Panda Sorcerer at Shibuya (0.225% drop rate)
  • Obsidian: Farm enemies on Desert Island
  • Mythril: Farm high-level mobs on advanced islands
  • Slime Items: Farm Slime Warriors on Slime Island

Players who use damage boosts and area skills can reduce farming time significantly. Team farming sessions also increase survival rate and efficiency during boss fights. Consistent grinding remains the most reliable method to collect rare resources.

Pros and Cons of Rimuru Sword

Advantages

  • High damage scaling for late-game content
  • Strong boss farming performance
  • Reliable area damage abilities
  • Excellent synergy with Blessing upgrades
  • Powerful special ability with 30% damage increase

Disadvantages

  • Requires heavy grinding and repeated boss fights
  • High currency and material requirements
  • Rare drop farming can take significant time
  • Progression depends on consistent gameplay

Efficiency Perspective

From an efficiency standpoint, the Rimuru Sword Sailor Piece weapon delivers strong long-term value for players who commit to the upgrade process. While the initial grind is demanding, the performance improvement becomes noticeable during raids and boss farming sessions. Players who plan their farming schedule and manage resources effectively can reduce total progression time. The weapon remains a reliable choice for sustained damage output across multiple game modes.

Frequently Asked Questions

Q: Where is Rimuru Sword located in Sailor Piece?

A: The Rimuru Sword is purchased from the Rimuru NPC on Slime Island after obtaining the Demon Lord title from the Rimuru Boss.

Q: What is the fastest way to farm Slime Keys?

A: The fastest method is defeating Slime Warriors repeatedly because they drop Slime Shards needed to craft Slime Keys at the Slime Key Crafter NPC.

Q: Is the Rimuru Sword worth unlocking?

A: Yes, the weapon provides strong damage scaling, reliable farming performance, and valuable stat boosts from Blessing upgrades.

Q: How long does it take to fully upgrade the Rimuru Sword?

A: Completion time depends on farming speed and drop luck, but most players require several grinding sessions to reach Blessing level B10.

The Rimuru Sword in Sailor Piece remains a powerful late-game weapon designed for players who want reliable damage, strong progression rewards, and consistent farming performance. By following efficient farming routes, completing boss challenges, and upgrading Blessing levels, players can maximize the weapon's full potential and maintain steady combat dominance.

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